<template>
  <div class="app-container">
    <el-form-item label="名称" prop="name">
      <el-input
        v-model="queryParams.name"
        placeholder="请输入名称"
        clearable
        @keyup.enter.native="handleQuery"/>
    </el-form-item>
    <el-form :model="queryParams" ref="queryParams" size="small" :inline="true" v-show="showSearch" label-width="68px">
      <el-form-item label="手机号" prop="cellphone">
        <el-input
          v-model="queryParams.cellphone"
          placeholder="请输入手机号"
          clearable
          @keyup.enter.native="handleQuery"/>
      </el-form-item>
      <el-form-item label="学历" prop="qualification">
        <el-input
          v-model="queryParams.qualification"
          placeholder="请输入学历"
          clearable
          @keyup.enter.native="handleQuery"/>
      </el-form-item>
      <el-form-item label="授权状态" prop="status">
        <el-select v-model="queryParams.status" placeholder="请选择状态" filterable clearable>
          <el-option label="待授权" value="0"></el-option>
          <el-option label="已授权" value="1"></el-option>
        </el-select>
      </el-form-item>
      <el-form-item>
        <el-button type="primary" icon="el-icon-search" size="mini" @click="handleQuery">搜索</el-button>
        <el-button icon="el-icon-refresh" size="mini" @click="resetForm('queryParams')">重置</el-button>
      </el-form-item>
    </el-form>

    <el-row :gutter="10" class="mb8">
      <el-col :span="1.5">
        <el-button
          type="primary"
          plain
          icon="el-icon-plus"
          size="mini"
          @click="handleAdd">
          新增
        </el-button>
      </el-col>
      <el-col :span="1.5">
        <el-button
          type="danger"
          plain
          icon="el-icon-delete"
          size="mini"
          :disabled="multiple"
          @click="handleDeleteList">
          删除
        </el-button>
      </el-col>
      <el-col :span="1.5">
        <el-button
          type="warning"
          plain
          icon="el-icon-download"
          size="mini"
          @click="handleExport">
          导出
        </el-button>
      </el-col>
    </el-row>

    <el-table v-loading="loading" :data="tableData" ref="tableRef" @selection-change="handleSelectionChange">
      <el-table-column type="selection" fixed width="55" align="center"/>
      <el-table-column label="ID" align="center" fixed prop="id" width="70" :show-overflow-tooltip='true'/>
      <el-table-column label="用户名" align="center" prop="username" min-width="120" :show-overflow-tooltip='true'/>
      <el-table-column label="名称" align="center" prop="name" min-width="120" :show-overflow-tooltip='true'/>
      <el-table-column label="头像" align="center" prop="avatar" width="70">
        <template slot-scope="scope">
          <el-image :src="scope.row.avatar" style="width: 50px; height: 50px; margin-top: 5px;"></el-image>
        </template>
      </el-table-column>
      <el-table-column label="授权状态" align="center" prop="status" min-width="100" :show-overflow-tooltip='true'>
        <template slot-scope="scope">
          <el-switch
            @change="handleSwitch(scope.row)"
            v-model="scope.row.status"
            active-color="#13ce66">
          </el-switch>
        </template>
      </el-table-column>
      <el-table-column label="性别" align="center" prop="sex" min-width="120" :show-overflow-tooltip='true'/>
      <el-table-column label="邮箱" align="center" prop="email" min-width="120" :show-overflow-tooltip='true'/>
      <el-table-column label="手机号" align="center" prop="cellphone" min-width="120" :show-overflow-tooltip='true'/>
      <el-table-column label="身份证" align="center" prop="identity" min-width="120" :show-overflow-tooltip='true'/>
      <el-table-column label="地址" align="center" prop="address" min-width="120" :show-overflow-tooltip='true'/>
      <el-table-column label="注册时间" align="center" prop="registerTime" min-width="120" :show-overflow-tooltip='true'/>
      <el-table-column label="操作" align="center" fixed="right" width="160" class-name="small-padding fixed-width">
        <template slot-scope="scope">
          <el-button
            size="mini"
            type="text"
            icon="el-icon-edit"
            @click="handleUpdate(scope.row)">
            编辑
          </el-button>
          <el-button
            size="mini"
            type="text"
            icon="el-icon-delete"
            @click="handleDelete(scope.row)">
            删除
          </el-button>
        </template>
      </el-table-column>
    </el-table>

    <el-pagination
      layout="total, sizes, prev, pager, next, jumper"
      background
      v-show="total>0"
      :total="total"
      :current-page="queryParams.page"
      :page-size="queryParams.limit"
      :page-sizes="[10, 20, 30, 50]"
      @size-change="handleSizeChange"
      @current-change="handleCurrentChange">
    </el-pagination>

    <!-- 对话框 -->
    <el-dialog :title="title" :visible.sync="open" width="700px" append-to-body>
      <el-form ref="form" :model="form" :rules="rules" size="small" label-width="80px">
        <el-form-item label="用户名" prop="username">
          <el-input v-model="form.username" :disabled="single" placeholder="请输入用户名" clearable/>
        </el-form-item>
        <el-form-item label="密码" prop="password">
          <el-input v-model="form.password" type="password" placeholder="请输入密码" clearable/>
        </el-form-item>
        <el-form-item label="名称" prop="name">
          <el-input v-model="form.name" placeholder="请输入名称" clearable/>
        </el-form-item>
        <el-form-item label="头像" prop="avatar">
          <el-upload class="avatar-uploader"
                     :action="uploadImgUrl"
                     :on-success="handleAvatarSuccess"
                     :before-upload="beforeAvatarUpload"
                     :show-file-list="false"
                     :auto-upload="true">
            <img v-if="form.avatar" :src="form.avatar" class="avatar">
            <i v-else class="el-icon-plus avatar-uploader-icon"></i>
            <div slot="tip" class="el-upload__tip" style="margin-top: 0px; line-height: 0px;">
              只能上传jpg/png文件，且不超过2MB
            </div>
          </el-upload>
        </el-form-item>
        <el-form-item label="性别" prop="sex">
          <el-radio v-model="form.sex" label="男">男</el-radio>
          <el-radio v-model="form.sex" label="女">女</el-radio>
        </el-form-item>
        <el-form-item label="邮箱" prop="email">
          <el-input v-model="form.email" placeholder="请输入邮箱" clearable/>
        </el-form-item>
        <el-form-item label="手机号" prop="cellphone">
          <el-input v-model="form.cellphone" placeholder="请输入手机号" clearable/>
        </el-form-item>
        <el-form-item label="身份证" prop="identity">
          <el-input v-model="form.identity" placeholder="请输入身份证" clearable/>
        </el-form-item>
        <el-form-item label="地址" prop="address">
          <el-input v-model="form.address" placeholder="请输入地址" clearable/>
        </el-form-item>
      </el-form>
      <div slot="footer" class="dialog-footer">
        <el-button type="primary" size="small" @click="submitForm">确 定</el-button>
        <el-button size="small" @click="cancel">取 消</el-button>
      </div>
    </el-dialog>
  </div>
</template>

<script>
  import { mapGetters } from 'vuex'
  import {
    dataUser,
    dynamicListUser,
    listLimitUser,
    countUser,
    dynamicCountUser,
    allUser,
    getUser,
    detailsGetUser,
    dynamicGetUser,
    addUser,
    editUser,
    delUser,
    delListUser
  } from '@/api/user'
  import { allLevels } from '@/api/levels'

  export default {
    name: 'User',
    computed: {
      ...mapGetters([
        'userId'
      ])
    },
    data() {
      // 表单数据空值效验
      const validateData = (rule, value, callback) => {
        if (value == null || value.length == 0) {
          callback(new Error('必填项不能为空'))
        } else {
          callback()
        }
      }
      // 表单数据数字效验
      const validateNumberData = (rule, value, callback) => {
        if (value == null || value.length == 0) {
          callback(new Error('必填项不能为空'))
        } else {
          if (Number.isInteger(value)) {
            callback()
          } else {
            callback(new Error('请输入数字'))
          }
        }
      }
      return {
        uploadImgUrl: process.env.VUE_APP_BASE_API + "/uploadImgFile",
        uploadFileUrl: process.env.VUE_APP_BASE_API + "/uploadFile",
        levelsList: [],
        // 遮罩层
        loading: true,
        // 选中数组
        ids: [],
        // 非单个禁用
        single: true,
        // 非多个禁用
        multiple: true,
        // 显示搜索条件
        showSearch: true,
        // 总条数
        total: 0,
        // 表格数据
        tableData: [],
        // 弹出层标题
        title: '',
        // 是否显示弹出层
        open: false,
        // 查询参数
        queryParams: {
          page: 1,
          limit: 10,
          sex: null,
          cellphone: null,
          name: null,
          role: 1,
          levelsId: null,
          status: null,
          qualification: null
        },
        // 表单参数
        form: {},
        // 表单校验
        rules: {
          id: [{ required: true, trigger: 'blur', validator: validateNumberData }],
          username: [{ required: true, trigger: 'blur', validator: validateData }],
          password: [{ required: true, trigger: 'blur', validator: validateData }],
          sex: [{ required: true, trigger: 'blur', validator: validateData }],
          email: [{ required: true, trigger: 'blur', validator: validateData }],
          cellphone: [{ required: true, trigger: 'blur', validator: validateData }],
          address: [{ required: true, trigger: 'blur', validator: validateData }],
          name: [{ required: true, trigger: 'blur', validator: validateData }],
          registerTime: [{ required: true, trigger: 'blur', validator: validateData }],
          role: [{ required: true, trigger: 'blur', validator: validateNumberData }],
          avatar: [{ required: true, trigger: 'blur', validator: validateData }],
          token: [{ required: true, trigger: 'blur', validator: validateData }],
          identity: [{ required: true, trigger: 'blur', validator: validateData }],
          levelsId: [{ required: true, trigger: 'blur', validator: validateNumberData }],
          integral: [{ required: true, trigger: 'blur', validator: validateNumberData }],
          status: [{ required: true, trigger: 'blur', validator: validateData }],
        }
      }
    },
    created() {
      this.getData()
      this.allLevels()
    },
    watch: {
      '$route': 'getData'
    },
    methods: {
      allLevels() {
        this.loading = true
        allLevels().then(response => {
          this.levelsList = response.data
          this.loading = false
        })
      },
      /** 查询分页数据 */
      getData() {
        this.loading = true
        dataUser(this.queryParams).then(response => {
          this.tableData = response.data
          this.total = response.count
          this.loading = false
        })
      },
      // 分页数据条数监听
      handleSizeChange(val) {
        this.loading = true
        this.queryParams.limit = val
        this.getData()
      },
      // 分页数据跳转监听
      handleCurrentChange(val) {
        this.loading = true
        this.queryParams.page = val
        this.getData()
      },
      // 搜索按钮操作
      handleQuery() {
        this.queryParams.page = 1
        this.getData()
      },
      // 重置按钮操作
      resetForm(formName) {
        this.$nextTick(() => {
          this.$refs[formName].resetFields()
        })
        this.handleQuery()
      },
      // 多选框选中数据
      handleSelectionChange(selection) {
        this.ids = selection.map(item => item.id)
        this.single = selection.length !== 1
        this.multiple = !selection.length
      },
      // 取消按钮
      cancel() {
        this.open = false
      },
      // 表单重置
      reset() {
        this.form = {
          id: null,
          username: null,
          password: null,
          sex: null,
          email: null,
          cellphone: null,
          address: null,
          name: null,
          registerTime: null,
          role: null,
          avatar: null,
          token: null,
          identity: null,
          levelsId: null,
          integral: null,
          status: null
        };
        this.$nextTick(() => {
          this.$refs['form'].clearValidate()
        })
      },
      handleSwitch(row) {
        editUser(row).then(response => {
          if (row.status) {
            this.$message.success('设为授权')
          } else {
            this.$message.success('取消授权')
          }
        })
      },
      /** 新增按钮操作 */
      handleAdd() {
        this.reset()
        this.open = true
        this.title = '添加用户'
      },
      /** 编辑按钮操作 */
      handleUpdate(row) {
        this.reset()
        const id = row.id || this.ids
        getUser(id).then(response => {
          this.form = response.data
          this.open = true
          this.title = '编辑用户'
        })
      },
      /** 提交按钮 */
      submitForm() {
        this.$refs['form'].validate(valid => {
          if (valid) {
            if (this.form.id != null) {
              editUser(this.form).then(response => {
                this.$message.success('编辑成功')
                this.open = false
                this.getData()
              })
            } else {
              this.form.role = 1
              addUser(this.form).then(response => {
                this.$message.success('新增成功')
                this.open = false
                this.getData()
              })
            }
          }
        })
      },
      // 单个删除按钮操作
      handleDelete(row) {
        this.$confirm('确定删除吗?', '提示', {
          confirmButtonText: '确定',
          cancelButtonText: '取消',
          type: 'warning'
        }).then(() => {
          return delUser(row.id)
        }).then(() => {
          this.getData()
          this.$message.success('删除成功')
        }).catch(() => {
        })
      },
      // 批量删除按钮操作
      handleDeleteList(row) {
        this.$confirm('确定删除吗?', '提示', {
          confirmButtonText: '确定',
          cancelButtonText: '取消',
          type: 'warning'
        }).then(() => {
          return delListUser(this.ids)
        }).then(() => {
          this.getData()
          this.$message.success('删除成功')
        }).catch(() => {
        })
      },
      // 导出表格
      handleExport() {
        import('@/vendor/Export2Excel').then(excel => {
          // 表格名称
          const columnNames = ['用户ID','用户名','密码','性别','邮箱','手机号','地址','名称','注册时间','角色','头像','令牌','身份证','会员级别ID','积分','状态'];
          // 表格属性
          const headerProps = ['id','username','password','sex','email','cellphone','address','name','registerTime','role','avatar','token','identity','levelsId','integral','status'];
          // 表格数据
          allUser().then(response => {
            const formatData = response.data
            const data = this.formatJson(headerProps, formatData)
            excel.export_json_to_excel({
              header: columnNames,
              data,
              filename: this.filename,
              autoWidth: this.autoWidth,
              bookType: this.bookType
            });
          });
        })
      },
      formatJson(filterVal, jsonData) {
        return jsonData.map(v => filterVal.map(j => {
          if (j === 'timestamp') {
            return parseTime(v[j])
          } else {
            return v[j]
          }
        }))
      },
      // 上传前的钩子
      beforeAvatarUpload(file) {
        let isJPG = ''
        if (file.type === 'image/jpeg' || file.type === 'image/png') {
          isJPG = true
        }
        const isLt2M = file.size / 1024 / 1024 < 2

        if (!isJPG) {
          this.$message.error('图片只能是 JPG、PNG 格式!')
        }
        if (!isLt2M) {
          this.$message.error('图片大小不能超过 2MB!')
        }
        return isJPG && isLt2M
      },
      // 上传成功后的钩子
      handleAvatarSuccess(res, file) {
        this.form.avatar = process.env.VUE_APP_BASE_API + res.data
      },
    }
  }
</script>
